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99 lines
46 KiB
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99 lines
46 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
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<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="F23K" definition-exists="true" date-revised="2020-01-01" status="published"><classification-symbol>F23K</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>FEEDING FUEL TO COMBUSTION APPARATUS </text><reference><text>fuel feeders specially adapted for fluidised bed combustion apparatus <class-ref scheme="cpc">F23C10/22</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="F23K1/00" date-revised="2013-01-01" status="published"><classification-symbol>F23K1/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23K1/00" definition-exists="true" ipc-concordant="F23K1/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>F23K1/00</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>Preparation of lump or pulverulent fuel in readiness for delivery to combustion apparatus</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K1/02" definition-exists="false" ipc-concordant="F23K1/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K1/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mixing solid fuel with a liquid, e.g. preparing slurries</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K1/04" definition-exists="false" ipc-concordant="F23K1/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K1/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heating fuel prior to delivery to combustion apparatus</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23K3/00" definition-exists="true" ipc-concordant="F23K3/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>F23K3/00</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>Feeding or distributing of lump or pulverulent fuel to combustion apparatus</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K3/02" definition-exists="false" ipc-concordant="F23K3/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pneumatic feeding arrangements, i.e. by air blast</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K3/04" definition-exists="false" ipc-concordant="F23K3/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/04</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for locomotive boiler furnaces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K3/06" definition-exists="false" ipc-concordant="F23K3/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for shaft-type furnaces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K3/08" definition-exists="false" ipc-concordant="F23K3/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>for furnaces having movable grate bars</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K3/10" definition-exists="false" ipc-concordant="F23K3/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Under-feed arrangements</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K3/12" definition-exists="false" ipc-concordant="F23K3/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/12</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>feeding by piston</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K3/14" definition-exists="false" ipc-concordant="F23K3/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>feeding by screw</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K3/16" definition-exists="false" ipc-concordant="F23K3/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/16</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Over-feed arrangements</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K3/18" definition-exists="true" ipc-concordant="F23K3/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Spreader stokers</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K3/20" definition-exists="false" ipc-concordant="F23K3/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with moving hoppers</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K3/22" definition-exists="false" ipc-concordant="F23K3/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K3/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Controlling thickness of fuel bed</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="F23K5/00" definition-exists="true" ipc-concordant="F23K5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding or distributing other fuel to combustion apparatus</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K5/002" definition-exists="false" ipc-concordant="F23K5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Gaseous fuel</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K5/005" definition-exists="false" ipc-concordant="F23K5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/005</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>from a central source to a plurality of burners</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K5/007" definition-exists="false" ipc-concordant="F23K5/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/007</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Details</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="F23K5/02" definition-exists="false" ipc-concordant="F23K5/02" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/02</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Liquid fuel</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K5/04" definition-exists="true" ipc-concordant="F23K5/04" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>F23K5/04</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>Feeding or distributing systems using pumps </text><reference><text>from a central source to a plurality of burners <class-ref scheme="cpc">F23K5/06</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K5/06" definition-exists="false" ipc-concordant="F23K5/06" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/06</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>from a central source to a plurality of burners</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K5/08" definition-exists="false" ipc-concordant="F23K5/08" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/08</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preparation of fuel</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K5/10" definition-exists="false" ipc-concordant="F23K5/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mixing with other fluids</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F23K5/12" definition-exists="false" ipc-concordant="F23K5/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>F23K5/12</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>Preparing emulsions </text><reference><text>burners spraying an emulsion of water and fuel into the combustion space <class-ref scheme="cpc">F23D11/16</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="F23K5/14" definition-exists="false" ipc-concordant="F23K5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/14</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Details thereof</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K5/142" definition-exists="false" ipc-concordant="F23K5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>F23K5/142</classification-symbol><class-title date-revised="2020-01-01"><title-part><CPC-specific-text><text>Fuel pumps</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="F23K5/145" definition-exists="false" ipc-concordant="F23K5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/145</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>combined with fans</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K5/147" definition-exists="false" ipc-concordant="F23K5/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/147</classification-symbol><class-title date-revised="2013-01-01"><title-part><CPC-specific-text><text>Valves</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K5/16" definition-exists="true" ipc-concordant="F23K5/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-01-01" status="published"><classification-symbol>F23K5/16</classification-symbol><class-title date-revised="2020-01-01"><title-part><text>Safety devices </text><reference><text>cleaning or purging devices, e.g. filters <class-ref scheme="cpc">F23K5/18</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K5/18" definition-exists="false" ipc-concordant="F23K5/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/18</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cleaning or purging devices, e.g. filters</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K5/20" definition-exists="false" ipc-concordant="F23K5/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preheating devices </text><reference><text>in burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space <class-ref scheme="cpc">F23D11/44</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="F23K5/22" definition-exists="false" ipc-concordant="F23K5/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K5/22</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vaporising devices </text><reference><text>in burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space <class-ref scheme="cpc">F23D11/44</class-ref></text></reference></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="true" level="6" additional-only="true" sort-key="F23K200/00" date-revised="2013-01-01" status="published"><classification-symbol>F23K2200/00</classification-symbol>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F23K200/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2200/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment and supply of solid fuel</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F23K201/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment of solid fuel</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K201/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pulverizing</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K201/1003" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/1003</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Processes to make pulverulent fuels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K201/1006" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/1006</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mills adapted for use with furnaces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K201/101" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/101</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>to a specific particle size</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K201/103" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with hot gas supply</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K201/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Drying</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K201/30" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/30</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separating</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K201/50" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/50</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Blending</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K201/501" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/501</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with other fuels or combustible waste</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K201/503" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/503</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with non-combustible liquids to prepare slurries</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K201/505" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2201/505</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>with additives</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F23K203/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding arrangements</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K203/002" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/002</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding devices for steam boilers, e.g. in locomotives</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K203/004" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/004</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding devices with reciprocating members</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K203/006" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/006</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Fuel distribution and transport systems for pulverulent fuel</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K203/008" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/008</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding devices for pulverulent fuel</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K203/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Supply line fittings</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/101" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/101</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Wear protection devices</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/102" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/102</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flashback safety, e.g. inertizing devices</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/103" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Storage devices</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/104" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/104</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Metering devices</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/105" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/105</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Flow splitting devices to feed a plurality of burners</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K203/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Feeding/conveying devices</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/201" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using pneumatic means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/202" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using screws</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K203/203" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2203/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>using pistons or rams</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F23K300/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2300/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment and supply of liquid fuel</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K300/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/101" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/101</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Application of magnetism or electricity</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/103" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/103</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mixing with other fluids</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K300/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Supply line arrangements</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/201" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pumps</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/202" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/202</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Filtering</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/203" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/203</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Purging</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/204" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/204</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Preheating</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/205" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/205</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Vaporising</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K300/206" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2300/206</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Control devices</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F23K400/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2400/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment and supply of gaseous fuel</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K400/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2400/10</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pretreatment</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K400/20" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2400/20</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Supply line arrangements</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="F23K400/201" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2020-05-01" status="published"><classification-symbol>F23K2400/201</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Control devices</text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="F23K900/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/00</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Special features of, or arrangements for fuel supplies</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/00001" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/00001</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treating the fuel, either liquid or gaseous, with sound waves to enhance fuel properties</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/00002" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/00002</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treating the fuel, either liquid or gaseous, with far-infrared radiations [FIR] to enhance fuel properties</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/01001" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/01001</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Cleaning solid fuel before combustion to achieve reduced emissions</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/01002" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/01002</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treating solid fuel with electromagnetic fields before combustion</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/01003" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/01003</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Pulverizing solid fuel in vacuum or a reduced pressure environment</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/01041" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/01041</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Heating by using exhaust gas heat</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/03001" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/03001</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Airlock sections in solid fuel supply lines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05001" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05001</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Control or safety devices in gaseous or liquid fuel supply lines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05002" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05002</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Valves for gaseous fuel supply lines</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05003" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05003</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Non-continuous fluid fuel supply</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05004" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05004</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Mixing two or more fluid fuels</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05081" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05081</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Treating the fuel with catalyst to enhance combustion</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05082" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05082</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Removing gaseous substances from liquid fuel line, e.g. oxygen</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05083" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05083</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Separating watery fractions from liquid fuel</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05084" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05084</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Creating a combustible foam of liquid fuels and air</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05141" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05141</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Control or safety devices in liquid fuel supply line</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="F23K900/05142" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2013-01-01" status="published"><classification-symbol>F23K2900/05142</classification-symbol><class-title date-revised="2013-01-01"><title-part><text>Special materials for liquid fuel supply lines</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></class-scheme> |